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            <h1 style="display: none">深入理解 API 网关：原理、功能和用途</h1>
            
              <p class="note note-success">
                
                  
                    本文最后更新于：2 年前
                  
                
              </p>
            
            
              <div class="markdown-body">
                
                <h1 id="前言"><a href="#前言" class="headerlink" title="前言"></a>前言</h1><ul>
<li><h5 id="这篇博客将会介绍什么是网关、为什么要使用网关以及如何使用网关等相关知识"><a href="#这篇博客将会介绍什么是网关、为什么要使用网关以及如何使用网关等相关知识" class="headerlink" title="这篇博客将会介绍什么是网关、为什么要使用网关以及如何使用网关等相关知识"></a>这篇博客将会介绍什么是网关、为什么要使用网关以及如何使用网关等相关知识</h5></li>
<li><p>在日益数字化和互联互通的时代，网关（Gateway）已经成为网络架构中不可或缺的一环。无论是企业网络还是个人用户，使用网关都能带来众多的好处和优势。</p>
</li>
</ul>
<blockquote>
<p>🔥 推荐阅读：</p>
<ul>
<li><p>[27 API 网关：系统的门面要如何做呢？ (lianglianglee.com)](<a target="_blank" rel="noopener" href="https://learn.lianglianglee.com/%E4%B8%93%E6%A0%8F/%E9%AB%98%E5%B9%B6%E5%8F%91%E7%B3%BB%E7%BB%9F%E8%AE%BE%E8%AE%A140%E9%97%AE/27">https://learn.lianglianglee.com/专栏/高并发系统设计40问/27</a> API 网关：系统的门面要如何做呢？.md)<strong>（2023/11/18 晚）</strong></p>
</li>
<li><p><a target="_blank" rel="noopener" href="https://juejin.cn/post/7268667384440471592">微服务网关-Spring Cloud Gateway - 掘金 (juejin.cn)</a> <strong>（2024/01/16 晚）</strong></p>
</li>
</ul>
</blockquote>
<h3 id="为什么要使用网关"><a href="#为什么要使用网关" class="headerlink" title="为什么要使用网关"></a>为什么要使用网关</h3><ul>
<li>为什么要使用网关呢？</li>
<li><strong>首先，网关能够提供强大的网络安全保护。</strong>当今的网络环境充满了各种威胁和攻击，如病毒、恶意软件、黑客入侵等等。网关作为网络的前沿守卫，能够监控、过滤和阻止来自外部网络的恶意流量，确保内部网络的安全。它能够识别和阻止潜在的风险，保护机密数据和敏感信息免受损失。</li>
<li><strong>其次，网关能够管理和优化网络流量</strong>。在庞大的网络环境中，流量管理和控制变得至关重要。网关可以实施流量限制、负载均衡和优先级管理等策略，确保网络资源的合理利用和高效分配。它能够减轻网络拥塞、提高网络性能，提供更优质的网络体验。</li>
<li><strong>此外，网关还可以连接不同类型的网络。</strong>无论是公共云服务提供商、私有网络还是远程办公场景，网关都能搭建起桥梁连接不同的网络环境。通过网关的中转，用户可以访问不同网络中的资源和服务，实现远程访问和协作。</li>
<li>总而言之，无论是<strong>保护网络安全</strong>、<strong>管理网络流量</strong>，还是<strong>连接不同网络环境</strong>，网关都发挥着至关重要的作用。通过使用网关，我们能够打造更安全、高效和灵活的网络架构，满足各种实际需求。</li>
<li>希望这个简单的介绍能帮助你理解为什么需要使用网关，以及在何种情景下使用。如有任何疑问，请随时向我提问。祝你写作顺利！</li>
</ul>
<h1 id="正文"><a href="#正文" class="headerlink" title="正文"></a>正文</h1><h2 id="网关的分类"><a href="#网关的分类" class="headerlink" title="网关的分类"></a>网关的分类</h2><ul>
<li><h5 id="我们之前学习过-Nginx，它以其优秀的负载均衡和反向代理功能而闻名，这两个特点恰巧也赋予了-Nginx-作为网关的能力"><a href="#我们之前学习过-Nginx，它以其优秀的负载均衡和反向代理功能而闻名，这两个特点恰巧也赋予了-Nginx-作为网关的能力" class="headerlink" title="我们之前学习过 Nginx，它以其优秀的负载均衡和反向代理功能而闻名，这两个特点恰巧也赋予了 Nginx 作为网关的能力"></a>我们之前学习过 Nginx，它以其优秀的负载均衡和反向代理功能而闻名，这两个特点恰巧也赋予了 Nginx 作为网关的能力</h5></li>
<li><p>有关 Nginx 的相关知识，可以在《》一文中学习了解</p>
</li>
<li><p>我们可以按照<strong>是否与具体的业务逻辑相绑定</strong>，对网关的类别进行划分：</p>
</li>
<li><h5 id="网关的分类："><a href="#网关的分类：" class="headerlink" title="网关的分类："></a>网关的分类：</h5><ul>
<li>全局网关（接入层网关）： 作用是负载均衡、请求日志等，不和业务逻辑绑定</li>
<li>业务网关（微服务网关）： 存在一些业务逻辑，作用是将请求转发到不同的业务/项目/接口/服务</li>
</ul>
</li>
<li><h5 id="参考文章：https-blog-csdn-net-qq-21040559-article-details-122961395"><a href="#参考文章：https-blog-csdn-net-qq-21040559-article-details-122961395" class="headerlink" title="参考文章：https://blog.csdn.net/qq_21040559/article/details/122961395"></a>参考文章：<a target="_blank" rel="noopener" href="https://blog.csdn.net/qq_21040559/article/details/122961395">https://blog.csdn.net/qq_21040559/article/details/122961395</a></h5></li>
</ul>
<h2 id="实现网关"><a href="#实现网关" class="headerlink" title="实现网关"></a>实现网关</h2><ul>
<li><h5 id="Nginx-（全局网关）、Kong-网关-（API-网关，-Kong-https-github-com-Kong-kong-，编程成本相对高点"><a href="#Nginx-（全局网关）、Kong-网关-（API-网关，-Kong-https-github-com-Kong-kong-，编程成本相对高点" class="headerlink" title="Nginx （全局网关）、Kong 网关 （API 网关， Kong: https://github.com/Kong/kong)，编程成本相对高点"></a>Nginx （全局网关）、Kong 网关 （API 网关， Kong: <a target="_blank" rel="noopener" href="https://github.com/Kong/kong)%EF%BC%8C%E7%BC%96%E7%A8%8B%E6%88%90%E6%9C%AC%E7%9B%B8%E5%AF%B9%E9%AB%98%E7%82%B9">https://github.com/Kong/kong)，编程成本相对高点</a></h5></li>
<li><h5 id="Spring-Cloud-Gateway-取代了-Zuul-，性能高、可以用-Java-代码来写逻辑，适合学习"><a href="#Spring-Cloud-Gateway-取代了-Zuul-，性能高、可以用-Java-代码来写逻辑，适合学习" class="headerlink" title="Spring Cloud Gateway (取代了 Zuul ) ，性能高、可以用 Java 代码来写逻辑，适合学习"></a>Spring Cloud Gateway (取代了 Zuul ) ，性能高、可以用 Java 代码来写逻辑，适合学习</h5></li>
<li><h5 id="有关-API-网关的功能、API-网关技术选型以及各类网关的比较：https-zhuanlan-zhihu-com-p-500587132"><a href="#有关-API-网关的功能、API-网关技术选型以及各类网关的比较：https-zhuanlan-zhihu-com-p-500587132" class="headerlink" title="有关 API 网关的功能、API 网关技术选型以及各类网关的比较：https://zhuanlan.zhihu.com/p/500587132"></a>有关 API 网关的功能、API 网关技术选型以及各类网关的比较：<a target="_blank" rel="noopener" href="https://zhuanlan.zhihu.com/p/500587132">https://zhuanlan.zhihu.com/p/500587132</a></h5></li>
<li><p>那么我们就深入学习下 Spring Cloud Gateway 网关 👇</p>
</li>
</ul>
<h2 id="Spring-Cloud-Gateway"><a href="#Spring-Cloud-Gateway" class="headerlink" title="Spring Cloud Gateway"></a>Spring Cloud Gateway</h2><ul>
<li><h5 id="官网：https-spring-io-projects-spring-cloud-Gateway"><a href="#官网：https-spring-io-projects-spring-cloud-Gateway" class="headerlink" title="官网：https://spring.io/projects/spring-cloud-Gateway/"></a>官网：<a target="_blank" rel="noopener" href="https://spring.io/projects/spring-cloud-Gateway/">https://spring.io/projects/spring-cloud-Gateway/</a></h5></li>
<li><h5 id="官方文档：https-docs-spring-io-spring-cloud-Gateway-docs-current-reference-html"><a href="#官方文档：https-docs-spring-io-spring-cloud-Gateway-docs-current-reference-html" class="headerlink" title="官方文档：https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/"></a>官方文档：<a target="_blank" rel="noopener" href="https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/">https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/</a></h5></li>
</ul>
<h3 id="核心概念"><a href="#核心概念" class="headerlink" title="核心概念"></a>核心概念</h3><ul>
<li><p>路由：根据什么条件，转发到哪里去</p>
</li>
<li><p>断言：定制一套规则、条件， 用来确定<strong>如何转发路由</strong></p>
</li>
<li><p>过滤器： 对请求进行一系列的处理， 比如<strong>添加请求头</strong>、添加请求参数</p>
</li>
</ul>
<h3 id="请求流程："><a href="#请求流程：" class="headerlink" title="请求流程："></a>请求流程：</h3><ol>
<li>客户端发起请求</li>
<li>Handler Mapping: 根据断言，将请求转发到对应的路由</li>
<li>Web Handler： 处理请求（一层层经过过滤器）</li>
<li>实际调用服务</li>
</ol>
<h3 id="两种配置方式"><a href="#两种配置方式" class="headerlink" title="两种配置方式"></a>两种配置方式</h3><ol>
<li><h5 id="编程式（灵活、相对麻烦）"><a href="#编程式（灵活、相对麻烦）" class="headerlink" title="编程式（灵活、相对麻烦）"></a>编程式（灵活、相对麻烦）</h5></li>
<li><h5 id="配置式（方便、规范）"><a href="#配置式（方便、规范）" class="headerlink" title="配置式（方便、规范）"></a>配置式（方便、规范）</h5><ul>
<li><p>简化版</p>
</li>
<li><p>全称版</p>
</li>
</ul>
</li>
</ol>
<h2 id="快速测试"><a href="#快速测试" class="headerlink" title="快速测试"></a>快速测试</h2><ul>
<li>在 IDEA 中新建工程，导入以下依赖，如图所示：</li>
</ul>
<figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br></pre></td><td class="code"><pre><code class="hljs xml"><span class="hljs-tag">&lt;<span class="hljs-name">dependency</span>&gt;</span><br>          <span class="hljs-tag">&lt;<span class="hljs-name">groupId</span>&gt;</span>org.springframework.cloud<span class="hljs-tag">&lt;/<span class="hljs-name">groupId</span>&gt;</span><br>          <span class="hljs-tag">&lt;<span class="hljs-name">artifactId</span>&gt;</span>spring-cloud-starter-Gateway<span class="hljs-tag">&lt;/<span class="hljs-name">artifactId</span>&gt;</span><br>      <span class="hljs-tag">&lt;/<span class="hljs-name">dependency</span>&gt;</span><br></code></pre></td></tr></table></figure>

<figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br></pre></td><td class="code"><pre><code class="hljs xml"><br><span class="hljs-tag">&lt;<span class="hljs-name">dependency</span>&gt;</span><br>    <span class="hljs-tag">&lt;<span class="hljs-name">groupId</span>&gt;</span>org.projectlombok<span class="hljs-tag">&lt;/<span class="hljs-name">groupId</span>&gt;</span><br>    <span class="hljs-tag">&lt;<span class="hljs-name">artifactId</span>&gt;</span>lombok<span class="hljs-tag">&lt;/<span class="hljs-name">artifactId</span>&gt;</span><br>    <span class="hljs-tag">&lt;<span class="hljs-name">optional</span>&gt;</span>true<span class="hljs-tag">&lt;/<span class="hljs-name">optional</span>&gt;</span><br><span class="hljs-tag">&lt;/<span class="hljs-name">dependency</span>&gt;</span><br></code></pre></td></tr></table></figure>

<figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br></pre></td><td class="code"><pre><code class="hljs xml"><span class="hljs-tag">&lt;<span class="hljs-name">dependency</span>&gt;</span><br>     <span class="hljs-tag">&lt;<span class="hljs-name">groupId</span>&gt;</span>org.springframework.boot<span class="hljs-tag">&lt;/<span class="hljs-name">groupId</span>&gt;</span><br>     <span class="hljs-tag">&lt;<span class="hljs-name">artifactId</span>&gt;</span>spring-boot-devtools<span class="hljs-tag">&lt;/<span class="hljs-name">artifactId</span>&gt;</span><br>     <span class="hljs-tag">&lt;<span class="hljs-name">scope</span>&gt;</span>runtime<span class="hljs-tag">&lt;/<span class="hljs-name">scope</span>&gt;</span><br>     <span class="hljs-tag">&lt;<span class="hljs-name">optional</span>&gt;</span>true<span class="hljs-tag">&lt;/<span class="hljs-name">optional</span>&gt;</span><br> <span class="hljs-tag">&lt;/<span class="hljs-name">dependency</span>&gt;</span><br></code></pre></td></tr></table></figure>

<p><img src="http://blog.memory-life.xyz/image-20230818103912848.png" alt="image-20230818103912848"></p>
<p><img src="http://blog.memory-life.xyz/image-20230818103909751.png" alt="image-20230818103909751"></p>
<ul>
<li><strong>编程式</strong>，编写 Gateway 配置信息：</li>
</ul>
<figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br></pre></td><td class="code"><pre><code class="hljs java"><span class="hljs-comment">/**</span><br><span class="hljs-comment"> * <span class="hljs-doctag">@author</span> 邓哈哈</span><br><span class="hljs-comment"> * 2023/8/18 11:41</span><br><span class="hljs-comment"> * Function:</span><br><span class="hljs-comment"> * Version 1.0</span><br><span class="hljs-comment"> */</span><br><br><span class="hljs-meta">@Configuration</span><br><span class="hljs-keyword">public</span> <span class="hljs-keyword">class</span> <span class="hljs-title class_">GatewayConfig</span> &#123;<br>    <span class="hljs-meta">@Bean</span><br>    <span class="hljs-keyword">public</span> RouteLocator <span class="hljs-title function_">customRouteLocator</span><span class="hljs-params">(RouteLocatorBuilder builder)</span> &#123;<br>        <span class="hljs-keyword">return</span> builder.routes()<br>                .route(<span class="hljs-string">&quot;blog&quot;</span>, r -&gt; r.path(<span class="hljs-string">&quot;/blog/**&quot;</span>)<br>                        .uri(<span class="hljs-string">&quot;https://deng-2022.gitee.io/blog/&quot;</span>))<br>                .route(<span class="hljs-string">&quot;baidu&quot;</span>, r -&gt; r.host(<span class="hljs-string">&quot;/baidu/**&quot;</span>)<br>                        .uri(<span class="hljs-string">&quot;https://www.baidu.com&quot;</span>))<br>                .build();<br>    &#125;<br>&#125;<br></code></pre></td></tr></table></figure>

<ul>
<li><strong>配置式</strong>，编写 Gateway 配置信息：</li>
</ul>
<figure class="highlight yaml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br></pre></td><td class="code"><pre><code class="hljs yaml"><span class="hljs-attr">spring:</span><br>  <span class="hljs-attr">cloud:</span><br>    <span class="hljs-attr">Gateway:</span><br>      <span class="hljs-attr">routes:</span><br>        <span class="hljs-bullet">-</span> <span class="hljs-attr">id:</span> <span class="hljs-string">memory-api</span><br>          <span class="hljs-attr">uri:</span> <span class="hljs-string">http://localhost:8000/user/login</span><br>          <span class="hljs-attr">predicates:</span><br>            <span class="hljs-bullet">-</span> <span class="hljs-string">Path=/api/**</span><br>        <span class="hljs-bullet">-</span> <span class="hljs-attr">id:</span> <span class="hljs-string">baidu</span><br>          <span class="hljs-attr">uri:</span> <span class="hljs-string">https://www.baidu.com</span><br>          <span class="hljs-attr">predicates:</span><br>            <span class="hljs-bullet">-</span> <span class="hljs-string">Path=/baidu/**</span><br>        <span class="hljs-bullet">-</span> <span class="hljs-attr">id:</span> <span class="hljs-string">blog</span><br>          <span class="hljs-attr">uri:</span> <span class="hljs-string">https://deng-2022.gitee.io/blog/</span><br>          <span class="hljs-attr">predicates:</span><br>            <span class="hljs-bullet">-</span> <span class="hljs-string">Path=/blog/**</span><br></code></pre></td></tr></table></figure>

<ul>
<li>这两种配置作用是一样的，转发路由</li>
</ul>
<figure class="highlight yaml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br></pre></td><td class="code"><pre><code class="hljs yaml"><span class="hljs-attr">server:</span><br>  <span class="hljs-attr">port:</span> <span class="hljs-number">8090</span><br></code></pre></td></tr></table></figure>

<ul>
<li><h5 id="这样，当我们访问-localhost-8090-blog-时，Gateway-会将路由转发到-https-deng-2022-gitee-io-blog-，看下效果："><a href="#这样，当我们访问-localhost-8090-blog-时，Gateway-会将路由转发到-https-deng-2022-gitee-io-blog-，看下效果：" class="headerlink" title="这样，当我们访问 localhost:8090/blog/时，Gateway 会将路由转发到 https://deng-2022.gitee.io/blog/，看下效果："></a>这样，当我们访问 localhost:8090/blog/时，Gateway 会将路由转发到 <a target="_blank" rel="noopener" href="https://deng-2022.gitee.io/blog/%EF%BC%8C%E7%9C%8B%E4%B8%8B%E6%95%88%E6%9E%9C%EF%BC%9A">https://deng-2022.gitee.io/blog/，看下效果：</a></h5></li>
</ul>
<p><img src="http://blog.memory-life.xyz/image-20230818133658686.png" alt="image-20230818133658686"></p>
<h2 id="网关的作用"><a href="#网关的作用" class="headerlink" title="网关的作用"></a>网关的作用</h2><ul>
<li><h5 id="网关的作用包括："><a href="#网关的作用包括：" class="headerlink" title="网关的作用包括："></a>网关的作用包括：</h5></li>
</ul>
<ol>
<li>路由</li>
<li>负载均衡</li>
<li>统一鉴权</li>
<li>跨域</li>
<li>统一业务处理（缓存）</li>
<li>访问控制</li>
<li>发布控制</li>
<li>流量染色</li>
<li>接口保护<ol>
<li>限制请求</li>
<li>信息脱敏</li>
<li>降级（熔断）</li>
<li>限流：学习令牌桶算法、学习漏桶算法，学习一下 RedisLimitHandler</li>
<li>超时时间</li>
</ol>
</li>
<li>统一日志</li>
<li>统一文档</li>
</ol>
<ul>
<li><h5 id="详细的配置内容，我们可以在-Gateway-官方文档中查阅学习：Spring-Cloud-Gateway"><a href="#详细的配置内容，我们可以在-Gateway-官方文档中查阅学习：Spring-Cloud-Gateway" class="headerlink" title="详细的配置内容，我们可以在 Gateway 官方文档中查阅学习：Spring Cloud Gateway"></a>详细的配置内容，我们可以在 Gateway 官方文档中查阅学习：<a target="_blank" rel="noopener" href="https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/">Spring Cloud Gateway</a></h5></li>
</ul>
<h3 id="路由"><a href="#路由" class="headerlink" title="路由"></a>路由</h3><ul>
<li><h5 id="起到转发的作用"><a href="#起到转发的作用" class="headerlink" title="起到转发的作用"></a>起到转发的作用</h5></li>
<li><h5 id="比如有接口-A-和接口-B，-网关会记录这些信息，根据用户访问的地址和参数，转发请求到对应的接口（服务器-集群）"><a href="#比如有接口-A-和接口-B，-网关会记录这些信息，根据用户访问的地址和参数，转发请求到对应的接口（服务器-集群）" class="headerlink" title="比如有接口 A 和接口 B， 网关会记录这些信息，根据用户访问的地址和参数，转发请求到对应的接口（服务器/集群）"></a>比如有接口 A 和接口 B， 网关会记录这些信息，根据用户访问的地址和参数，转发请求到对应的接口（服务器/集群）</h5><ul>
<li><p>/a =&gt; 接口 A</p>
</li>
<li><p>/b =&gt; 接口 B</p>
</li>
</ul>
</li>
<li><h5 id="Gateway-路由：https-docs-spring-io-spring-cloud-Gateway-docs-current-reference-html-Gateway-request-predicates-factories"><a href="#Gateway-路由：https-docs-spring-io-spring-cloud-Gateway-docs-current-reference-html-Gateway-request-predicates-factories" class="headerlink" title="Gateway 路由：https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#Gateway-request-predicates-factories"></a>Gateway 路由：<a target="_blank" rel="noopener" href="https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#Gateway-request-predicates-factories">https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#Gateway-request-predicates-factories</a></h5></li>
</ul>
<h3 id="负载均衡"><a href="#负载均衡" class="headerlink" title="负载均衡"></a>负载均衡</h3><ul>
<li><p>在路由的基础上</p>
</li>
<li><p>/c =&gt; 服务 A / 集群 A （随机转发到其中的某一个机器）</p>
</li>
<li><p>uri 从固定地址改成 lb:xxxx</p>
</li>
</ul>
<h3 id="统一处理跨域"><a href="#统一处理跨域" class="headerlink" title="统一处理跨域"></a>统一处理跨域</h3><ul>
<li><p>网关统一处理跨域，不用在每个项目里单独处理</p>
</li>
<li><p>Gateway 处理跨域：<a target="_blank" rel="noopener" href="https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#cors-configuration">https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#cors-configuration</a></p>
</li>
</ul>
<h3 id="发布控制"><a href="#发布控制" class="headerlink" title="发布控制"></a>发布控制</h3><ul>
<li><p>灰度发布，比如上线新接口，先给新接口分配 20% 的流量，老接口 80%， 再慢慢调整比例</p>
</li>
<li><p><a target="_blank" rel="noopener" href="https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#the-weight-route-predicate-factory">https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#the-weight-route-predicate-factory</a></p>
</li>
</ul>
<h3 id="流量染色"><a href="#流量染色" class="headerlink" title="流量染色"></a>流量染色</h3><ul>
<li><p>给请求（流量）添加一些标识，一般是设置请求头中，添加新的请求头</p>
</li>
<li><p><a target="_blank" rel="noopener" href="https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#the-addrequestheader-Gatewayfilter-factory">https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#the-addrequestheader-Gatewayfilter-factory</a></p>
</li>
<li><p>全局染色：<a target="_blank" rel="noopener" href="https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#default-filters">https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#default-filters</a></p>
</li>
</ul>
<h3 id="统一接口保护"><a href="#统一接口保护" class="headerlink" title="统一接口保护"></a>统一接口保护</h3><ol>
<li>限制请求：<a target="_blank" rel="noopener" href="https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#requestheadersize-Gatewayfilter-factory">https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#requestheadersize-Gatewayfilter-factory</a></li>
<li>信息脱敏：<a target="_blank" rel="noopener" href="https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#the-removerequestheader-Gatewayfilter-factory">https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#the-removerequestheader-Gatewayfilter-factory</a></li>
<li>降级（熔断）：<a target="_blank" rel="noopener" href="https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#fallback-headers">https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#fallback-headers</a></li>
<li>限流：<a target="_blank" rel="noopener" href="https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#the-requestratelimiter-Gatewayfilter-factory">https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#the-requestratelimiter-Gatewayfilter-factory</a></li>
<li>超时时间：<a target="_blank" rel="noopener" href="https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#http-timeouts-configuration">https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#http-timeouts-configuration</a></li>
<li>重试（业务保护）：<a target="_blank" rel="noopener" href="https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#the-retry-Gatewayfilter-factory">https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#the-retry-Gatewayfilter-factory</a></li>
</ol>
<h3 id="统一业务处理"><a href="#统一业务处理" class="headerlink" title="统一业务处理"></a>统一业务处理</h3><ul>
<li>把每个项目中都要做的通用逻辑放到上层（网关），统一处理，比如本项目的次数统计</li>
</ul>
<h3 id="统一鉴权"><a href="#统一鉴权" class="headerlink" title="统一鉴权"></a>统一鉴权</h3><ul>
<li>判断用户是否有权限进行操作，无论访问什么接口，都统一验证权限，避免重复写验证权限操作。</li>
</ul>
<h3 id="访问控制"><a href="#访问控制" class="headerlink" title="访问控制"></a>访问控制</h3><ul>
<li>黑白名单，比如限制 DDOS IP</li>
</ul>
<h3 id="统一日志"><a href="#统一日志" class="headerlink" title="统一日志"></a>统一日志</h3><ul>
<li>统一的请求、响应信息记录</li>
</ul>
<h3 id="统一文档"><a href="#统一文档" class="headerlink" title="统一文档"></a>统一文档</h3><ul>
<li><p>将下游项目的文档进行聚合，在一个页面统一查看</p>
</li>
<li><h5 id="这里我们还是建议使用-Swagger-Knif4j-快速生成接口文档："><a href="#这里我们还是建议使用-Swagger-Knif4j-快速生成接口文档：" class="headerlink" title="这里我们还是建议使用 Swagger + Knif4j 快速生成接口文档："></a>这里我们还是建议使用 Swagger + Knif4j 快速生成接口文档：</h5></li>
<li><h5 id="https-doc-xiaominfo-com-docs-middleware-sources-aggregation-introduction"><a href="#https-doc-xiaominfo-com-docs-middleware-sources-aggregation-introduction" class="headerlink" title="https://doc.xiaominfo.com/docs/middleware-sources/aggregation-introduction"></a><a target="_blank" rel="noopener" href="https://doc.xiaominfo.com/docs/middleware-sources/aggregation-introduction">https://doc.xiaominfo.com/docs/middleware-sources/aggregation-introduction</a></h5></li>
</ul>
<h3 id="开启日志"><a href="#开启日志" class="headerlink" title="开启日志"></a>开启日志</h3><figure class="highlight yml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br></pre></td><td class="code"><pre><code class="hljs yml"><span class="hljs-attr">logging:</span><br>  <span class="hljs-attr">level:</span><br>    <span class="hljs-attr">org:</span><br>      <span class="hljs-attr">springframework:</span><br>        <span class="hljs-attr">cloud:</span><br>          <span class="hljs-attr">Gateway:</span> <span class="hljs-string">trace</span><br></code></pre></td></tr></table></figure>

<h2 id="常用配置"><a href="#常用配置" class="headerlink" title="常用配置"></a>常用配置</h2><h3 id="断言"><a href="#断言" class="headerlink" title="断言"></a>断言</h3><ul>
<li><h5 id="After-在-xx-时间之后"><a href="#After-在-xx-时间之后" class="headerlink" title="After 在 xx 时间之后"></a>After 在 xx 时间之后</h5></li>
</ul>
<figure class="highlight yml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br></pre></td><td class="code"><pre><code class="hljs yml"><span class="hljs-attr">spring:</span><br>  <span class="hljs-attr">cloud:</span><br>    <span class="hljs-attr">Gateway:</span><br>      <span class="hljs-attr">routes:</span><br>        <span class="hljs-bullet">-</span> <span class="hljs-attr">id:</span> <span class="hljs-string">after_route</span><br>          <span class="hljs-attr">uri:</span> <span class="hljs-string">https://example.org</span><br>          <span class="hljs-attr">predicates:</span><br>            <span class="hljs-bullet">-</span> <span class="hljs-string">After=2017-01-20T17:42:47.789-07:00[America/Denver]</span><br></code></pre></td></tr></table></figure>

<ul>
<li><h5 id="Before-在-xx-时间之前"><a href="#Before-在-xx-时间之前" class="headerlink" title="Before 在 xx 时间之前"></a>Before 在 xx 时间之前</h5></li>
</ul>
<figure class="highlight yml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br></pre></td><td class="code"><pre><code class="hljs yml"><span class="hljs-attr">spring:</span><br>  <span class="hljs-attr">cloud:</span><br>    <span class="hljs-attr">Gateway:</span><br>      <span class="hljs-attr">routes:</span><br>        <span class="hljs-bullet">-</span> <span class="hljs-attr">id:</span> <span class="hljs-string">before_route</span><br>          <span class="hljs-attr">uri:</span> <span class="hljs-string">https://example.org</span><br>          <span class="hljs-attr">predicates:</span><br>            <span class="hljs-bullet">-</span> <span class="hljs-string">Before=2017-01-20T17:42:47.789-07:00[America/Denver]</span><br></code></pre></td></tr></table></figure>

<ul>
<li><h5 id="Between-在-xx-时间之间"><a href="#Between-在-xx-时间之间" class="headerlink" title="Between 在 xx 时间之间"></a>Between 在 xx 时间之间</h5></li>
</ul>
<figure class="highlight yml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br></pre></td><td class="code"><pre><code class="hljs yml"><span class="hljs-attr">spring:</span><br>  <span class="hljs-attr">cloud:</span><br>    <span class="hljs-attr">Gateway:</span><br>      <span class="hljs-attr">routes:</span><br>        <span class="hljs-bullet">-</span> <span class="hljs-attr">id:</span> <span class="hljs-string">between_route</span><br>          <span class="hljs-attr">uri:</span> <span class="hljs-string">https://example.org</span><br>          <span class="hljs-attr">predicates:</span><br>            <span class="hljs-bullet">-</span> <span class="hljs-string">Between=2017-01-20T17:42:47.789-07:00[America/Denver],</span> <span class="hljs-number">2017-01-21T17:42:47.789-07:00</span>[<span class="hljs-string">America/Denver</span>]<br></code></pre></td></tr></table></figure>

<ul>
<li><h5 id="请求类别"><a href="#请求类别" class="headerlink" title="请求类别"></a>请求类别</h5></li>
</ul>
<figure class="highlight yml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br></pre></td><td class="code"><pre><code class="hljs yml"><span class="hljs-attr">spring:</span><br>  <span class="hljs-attr">cloud:</span><br>    <span class="hljs-attr">Gateway:</span><br>      <span class="hljs-attr">routes:</span><br>        <span class="hljs-bullet">-</span> <span class="hljs-attr">id:</span> <span class="hljs-string">method_route</span><br>          <span class="hljs-attr">uri:</span> <span class="hljs-string">https://example.org</span><br>          <span class="hljs-attr">predicates:</span><br>            <span class="hljs-bullet">-</span> <span class="hljs-string">Method=GET,POST</span><br></code></pre></td></tr></table></figure>

<ul>
<li><h5 id="请求头（包含-cookie）"><a href="#请求头（包含-cookie）" class="headerlink" title="请求头（包含 cookie）"></a>请求头（包含 cookie）</h5></li>
</ul>
<figure class="highlight yml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br></pre></td><td class="code"><pre><code class="hljs yml"><span class="hljs-attr">spring:</span><br>  <span class="hljs-attr">cloud:</span><br>    <span class="hljs-attr">Gateway:</span><br>      <span class="hljs-attr">routes:</span><br>        <span class="hljs-bullet">-</span> <span class="hljs-attr">id:</span> <span class="hljs-string">header_route</span><br>          <span class="hljs-attr">uri:</span> <span class="hljs-string">https://example.org</span><br>          <span class="hljs-attr">predicates:</span><br>            <span class="hljs-bullet">-</span> <span class="hljs-string">Header=X-Request-Id,</span> <span class="hljs-string">\d+</span><br></code></pre></td></tr></table></figure>

<figure class="highlight yml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br></pre></td><td class="code"><pre><code class="hljs yml"><span class="hljs-attr">spring:</span><br>  <span class="hljs-attr">cloud:</span><br>    <span class="hljs-attr">Gateway:</span><br>      <span class="hljs-attr">routes:</span><br>        <span class="hljs-bullet">-</span> <span class="hljs-attr">id:</span> <span class="hljs-string">cookie_route</span><br>          <span class="hljs-attr">uri:</span> <span class="hljs-string">https://example.org</span><br>          <span class="hljs-attr">predicates:</span><br>            <span class="hljs-bullet">-</span> <span class="hljs-string">Cookie=chocolate,</span> <span class="hljs-string">ch.p</span><br></code></pre></td></tr></table></figure>

<ul>
<li><h5 id="路由转发"><a href="#路由转发" class="headerlink" title="路由转发"></a>路由转发</h5></li>
</ul>
<figure class="highlight yml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br></pre></td><td class="code"><pre><code class="hljs yml"><span class="hljs-attr">spring:</span><br>  <span class="hljs-attr">cloud:</span><br>    <span class="hljs-attr">Gateway:</span><br>      <span class="hljs-attr">routes:</span><br>        <span class="hljs-bullet">-</span> <span class="hljs-attr">id:</span> <span class="hljs-string">path_route</span><br>          <span class="hljs-attr">uri:</span> <span class="hljs-string">https://example.org</span><br>          <span class="hljs-attr">predicates:</span><br>            <span class="hljs-bullet">-</span> <span class="hljs-string">Path=/red/&#123;segment&#125;,/blue/&#123;segment&#125;</span><br></code></pre></td></tr></table></figure>

<ul>
<li><h5 id="查询参数"><a href="#查询参数" class="headerlink" title="查询参数"></a>查询参数</h5></li>
</ul>
<figure class="highlight yml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br></pre></td><td class="code"><pre><code class="hljs yml"><span class="hljs-attr">spring:</span><br>  <span class="hljs-attr">cloud:</span><br>    <span class="hljs-attr">Gateway:</span><br>      <span class="hljs-attr">routes:</span><br>        <span class="hljs-bullet">-</span> <span class="hljs-attr">id:</span> <span class="hljs-string">query_route</span><br>          <span class="hljs-attr">uri:</span> <span class="hljs-string">https://example.org</span><br>          <span class="hljs-attr">predicates:</span><br>            <span class="hljs-bullet">-</span> <span class="hljs-string">Query=green</span><br></code></pre></td></tr></table></figure>

<ul>
<li><h5 id="客户端地址"><a href="#客户端地址" class="headerlink" title="客户端地址"></a>客户端地址</h5></li>
</ul>
<figure class="highlight yml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br></pre></td><td class="code"><pre><code class="hljs yml"><span class="hljs-attr">spring:</span><br>  <span class="hljs-attr">cloud:</span><br>    <span class="hljs-attr">Gateway:</span><br>      <span class="hljs-attr">routes:</span><br>        <span class="hljs-bullet">-</span> <span class="hljs-attr">id:</span> <span class="hljs-string">remoteaddr_route</span><br>          <span class="hljs-attr">uri:</span> <span class="hljs-string">https://example.org</span><br>          <span class="hljs-attr">predicates:</span><br>            <span class="hljs-bullet">-</span> <span class="hljs-string">RemoteAddr=192.168.1.1/24</span><br></code></pre></td></tr></table></figure>

<ul>
<li><strong>权重</strong></li>
</ul>
<figure class="highlight yml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br></pre></td><td class="code"><pre><code class="hljs yml"><span class="hljs-attr">spring:</span><br>  <span class="hljs-attr">cloud:</span><br>    <span class="hljs-attr">Gateway:</span><br>      <span class="hljs-attr">routes:</span><br>        <span class="hljs-bullet">-</span> <span class="hljs-attr">id:</span> <span class="hljs-string">weight_high</span><br>          <span class="hljs-attr">uri:</span> <span class="hljs-string">https://weighthigh.org</span><br>          <span class="hljs-attr">predicates:</span><br>            <span class="hljs-bullet">-</span> <span class="hljs-string">Weight=group1,</span> <span class="hljs-number">8</span><br>        <span class="hljs-bullet">-</span> <span class="hljs-attr">id:</span> <span class="hljs-string">weight_low</span><br>          <span class="hljs-attr">uri:</span> <span class="hljs-string">https://weightlow.org</span><br>          <span class="hljs-attr">predicates:</span><br>            <span class="hljs-bullet">-</span> <span class="hljs-string">Weight=group1,</span> <span class="hljs-number">2</span><br></code></pre></td></tr></table></figure>

<h3 id="过滤器"><a href="#过滤器" class="headerlink" title="过滤器"></a>过滤器</h3><ul>
<li>基本功能：对请求头、请求参数、响应头的增删改查</li>
</ul>
<ol>
<li>添加请求头</li>
<li>添加请求参数</li>
<li>添加响应头</li>
<li>降级</li>
<li>限流</li>
<li>重试</li>
</ol>
<ul>
<li><h5 id="这里就不引入具体配置了，详细配置可在官网文档查看："><a href="#这里就不引入具体配置了，详细配置可在官网文档查看：" class="headerlink" title="这里就不引入具体配置了，详细配置可在官网文档查看："></a>这里就不引入具体配置了，详细配置可在官网文档查看：</h5></li>
<li><h5 id="Spring-Cloud-Gateway-1"><a href="#Spring-Cloud-Gateway-1" class="headerlink" title="Spring Cloud Gateway"></a><a target="_blank" rel="noopener" href="https://docs.spring.io/spring-cloud-Gateway/docs/current/reference/html/#Gatewayfilter-factories">Spring Cloud Gateway</a></h5></li>
<li><h5 id="引入："><a href="#引入：" class="headerlink" title="引入："></a>引入：</h5></li>
</ul>
<figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br></pre></td><td class="code"><pre><code class="hljs xml"><span class="hljs-tag">&lt;<span class="hljs-name">dependency</span>&gt;</span><br>    <span class="hljs-tag">&lt;<span class="hljs-name">groupId</span>&gt;</span>org.springframework.cloud<span class="hljs-tag">&lt;/<span class="hljs-name">groupId</span>&gt;</span><br>    <span class="hljs-tag">&lt;<span class="hljs-name">artifactId</span>&gt;</span>spring-cloud-starter-circuitbreaker-reactor-resilience4j<span class="hljs-tag">&lt;/<span class="hljs-name">artifactId</span>&gt;</span><br><span class="hljs-tag">&lt;/<span class="hljs-name">dependency</span>&gt;</span><br></code></pre></td></tr></table></figure>

<h1 id="总结"><a href="#总结" class="headerlink" title="总结"></a>总结</h1>
                
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                            <i class="fas fa-calendar-check mr-2"></i>时光溯洄
                            <small style="display: block; font-size: 0.6em; color: #b8b8b8;text-align: right;">——
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                            <p style="margin-bottom: 1rem; text-indent: 2em;">你好。</p>
                            <!-- 其余段落内容... -->
                            <p style="margin-bottom: 1rem; text-indent: 2em;">
                                建站后的第813天，在百忙之中总算又能抽出时间来，对整个博客站点功能做整体的规划及优化完善。</p>
                            <p style="margin-bottom: 1rem; text-indent: 2em;">
                                在刚刚过去的几年时间里，往事皆以笔墨挥毫于时光素笺之上，数百天如一日，故事的书写从未间断过。</p>
                            <p style="margin-bottom: 1rem; text-indent: 2em; font-style: italic; color: #b8b8b8;">
                                时光悠悠，日月如流，过往的蹉跎岁月总在不经意间在心间回眸。</p>
                            <p style="margin-bottom: 1rem; text-indent: 2em; font-weight: 500; color: #ffffff;">
                                俯仰之间，轻舟已过万重山。</p>
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                                蹉跎之处，往事皆成云烟散。</p>
                            <p style="margin-bottom: 1rem; text-indent: 2em;">
                                这几年的时光过得太快了，好像过去这段岁月里的所有事情都发生在一瞬间。</p>
                            <p style="margin-bottom: 1rem; text-indent: 2em;">
                                这几年的时光同样太久了，久到那些时日里仿佛囊括了自己的整个前半生。</p>
                            <p style="margin-bottom: 0; text-align: right; font-size: 0.95rem; color: #a0a0a0;">——
                                八百余个昼夜，当时只道是地久天长，如今回望，不过浮光掠影间的一瞬。</p>
                        </div>
                    </div>

                    <!-- 第二个公告项 - 响应式设计 -->
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                         style="margin-bottom: 2rem; /* PC端 */
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                                @media (max-width: 768px) {
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                                  font-weight: 600;
                                  font-size: 1.5rem; /* PC端 */
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                                  letter-spacing: 0.5px;
                                  /* 移动端适配 */
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                                      font-size: 1.2rem;
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                            <i class="fas fa-book-open mr-2"></i>墨痕新注
                            <small style="display: block; font-size: 0.6em; color: #b8b8b8;text-align: right;">——
                                待起之章</small>
                        </h2>
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                                  font-size: 1.05rem;
                                  letter-spacing: 0.3px;
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                                      font-size: 0.95rem;
                                  }">
                            <!-- 列表内容 - 响应式设计 -->
                            <ul style="padding-left: 1.8rem; /* PC端 */
                                      margin-bottom: 1.5rem;
                                      /* 移动端适配 */
                                      @media (max-width: 768px) {
                                          padding-left: 1.5rem;
                                          margin-bottom: 1.2rem;
                                      }">
                                <li style="margin-bottom: 0.8rem; /* PC端 */
                                         position: relative;
                                         list-style-type: none;
                                         /* 移动端适配 */
                                         @media (max-width: 768px) {
                                             margin-bottom: 0.6rem;
                                         }">
                                    <span style="position: absolute;
                                               left: -1.8rem; /* PC端 */
                                               color: #6cc70b;
                                               /* 移动端适配 */
                                               @media (max-width: 768px) {
                                                   left: -1.5rem;
                                               }">◆</span>
                                    <span style="font-weight: bolder;">溯源计划：</span>新增博文"溯源计划"，旨在用先进的数字技术留住过去的旧时光，让家族的记忆在数字云端生长发芽，全站博文数量已达90+。
                                </li>
                                <li style="margin-bottom: 0.8rem; /* PC端 */
                                         position: relative;
                                         list-style-type: none;
                                         /* 移动端适配 */
                                         @media (max-width: 768px) {
                                             margin-bottom: 0.6rem;
                                         }">
                                    <span style="position: absolute;
                                               left: -1.8rem; /* PC端 */
                                               color: #6cc70b;
                                               /* 移动端适配 */
                                               @media (max-width: 768px) {
                                                   left: -1.5rem;
                                               }">◆</span>
                                    <span style="font-weight: bolder;">围栏告示：</span>自去年夏天站点新增了“评论回复”功能后，至今时隔十余月，在芒种前夕本站久违地上线“围栏告示”功能，本公告栏会不定时更新，持续跟进记录最新站点功能调整日志，更多精彩内容请敬请期待。
                                </li>
                                <li style="margin-bottom: 0.8rem; /* PC端 */
                                         position: relative;
                                         list-style-type: none;
                                         /* 移动端适配 */
                                         @media (max-width: 768px) {
                                             margin-bottom: 0.6rem;
                                         }">
                                    <span style="position: absolute;
                                               left: -1.8rem; /* PC端 */
                                               color: #6cc70b;
                                               /* 移动端适配 */
                                               @media (max-width: 768px) {
                                                   left: -1.5rem;
                                               }">◆</span>
                                    <span style="font-weight: bolder;">图片查看：</span>最近几周时间里，考虑到图文流量费用收取问题，暂时关闭了七牛云对象存储私有空间访问权限，故博文内的图文无法正常预览，择日考虑开启访问权限。
                                </li>
                                <li style="margin-bottom: 0.8rem; /* PC端 */
                                         position: relative;
                                         list-style-type: none;
                                         /* 移动端适配 */
                                         @media (max-width: 768px) {
                                             margin-bottom: 0.6rem;
                                         }">
                                    <span style="position: absolute;
                                               left: -1.8rem; /* PC端 */
                                               color: #6cc70b;
                                               /* 移动端适配 */
                                               @media (max-width: 768px) {
                                                   left: -1.5rem;
                                               }">◆</span>
                                    <span style="font-weight: bolder;">壁纸下载：</span>后续计划实现壁纸下载功能，均为个人收集的共150+超高分辨率精美壁纸，提供在线预览以及下载功能。
                                </li>
                                <li style="margin-bottom: 0.8rem; /* PC端 */
                                         position: relative;
                                         list-style-type: none;
                                         /* 移动端适配 */
                                         @media (max-width: 768px) {
                                             margin-bottom: 0.6rem;
                                         }">
                                    <span style="position: absolute;
                                               left: -1.8rem; /* PC端 */
                                               color: #6cc70b;
                                               /* 移动端适配 */
                                               @media (max-width: 768px) {
                                                   left: -1.5rem;
                                               }">◆</span>
                                    <span style="font-weight: bolder;">阅读体验：</span>规划完善文章内分页功能，并提供“最近更新”的文章列表，计划收录更新率较高的文章，譬如：阳台日记、叙事之外、岁月如歌、游戏人生等等，尽可能多的提升在线浏览和阅读体验。
                                </li>
                                <li style="margin-bottom: 0.8rem; /* PC端 */
                                         position: relative;
                                         list-style-type: none;
                                         /* 移动端适配 */
                                         @media (max-width: 768px) {
                                             margin-bottom: 0.6rem;
                                         }">
                                    <span style="position: absolute;
                                               left: -1.8rem; /* PC端 */
                                               color: #6cc70b;
                                               /* 移动端适配 */
                                               @media (max-width: 768px) {
                                                   left: -1.5rem;
                                               }">◆</span>
                                    <span style="font-weight: bolder;">友链完善：</span>持续优化完善友链页面，整理归档个人常用的高质量网站合集，无偿分享给有缘人。
                                </li>
                                <li style="margin-bottom: 0.8rem; /* PC端 */
                                         position: relative;
                                         list-style-type: none;
                                         /* 移动端适配 */
                                         @media (max-width: 768px) {
                                             margin-bottom: 0.6rem;
                                         }">
                                    <span style="position: absolute;
                                               left: -1.8rem; /* PC端 */
                                               color: #6cc70b;
                                               /* 移动端适配 */
                                               @media (max-width: 768px) {
                                                   left: -1.5rem;
                                               }">◆</span>
                                    <span style="font-weight: bolder;">音乐餐厅：</span>历经十余小时不间断调研和尝试，本站成功上线”音乐餐厅”功能，目前仅收录了个人在QQ音乐平台积累的两份歌单，再匆忙也要记得点播一首喜欢的音乐，没有音乐熏陶的心灵终究是充满缺憾的。
                                </li>
                                <li style="margin-bottom: 0.8rem; /* PC端 */
                                         position: relative;
                                         list-style-type: none;
                                         /* 移动端适配 */
                                         @media (max-width: 768px) {
                                             margin-bottom: 0.6rem;
                                         }">
                                    <span style="position: absolute;
                                               left: -1.8rem; /* PC端 */
                                               color: #6cc70b;
                                               /* 移动端适配 */
                                               @media (max-width: 768px) {
                                                   left: -1.5rem;
                                               }">◆</span>
                                    <span style="font-weight: bolder;">三言两语：</span>每张照片都是时光的便签，随手一贴就记下了那天，本站结合Mamos实现并注入留言板功能，随缘记录那些藏在照片背后的故事。
                                </li>
                                <li style="margin-bottom: 0.8rem; /* PC端 */
                                         position: relative;
                                         list-style-type: none;
                                         /* 移动端适配 */
                                         @media (max-width: 768px) {
                                             margin-bottom: 0.6rem;
                                         }">
                                    <span style="position: absolute;
                                               left: -1.8rem; /* PC端 */
                                               color: #6cc70b;
                                               /* 移动端适配 */
                                               @media (max-width: 768px) {
                                                   left: -1.5rem;
                                               }">◆</span>
                                    <span style="font-weight: bolder;">旧梦轻拾：</span>更新全站博客文章所属分类，共设有代码锋芒、部署之道、旧梦轻拾、人间片刻等十余种分类。
                                </li>
                                <li style="margin-bottom: 0.8rem; /* PC端 */
                                         position: relative;
                                         list-style-type: none;
                                         /* 移动端适配 */
                                         @media (max-width: 768px) {
                                             margin-bottom: 0.6rem;
                                         }">
                                    <span style="position: absolute;
                                               left: -1.8rem; /* PC端 */
                                               color: #6cc70b;
                                               /* 移动端适配 */
                                               @media (max-width: 768px) {
                                                   left: -1.5rem;
                                               }">◆</span>
                                    <span style="font-weight: bolder;">方寸之间：</span>博客应用版发布，更便捷的阅读体验来了！现已正式推出独立的桌面应用程序与移动端应用程序，暂时通过网盘和代码库提供安装包。
                                </li>
                                <p style="margin-bottom: 0; text-align: right; font-size: 0.9rem; color: #8a8a8a;">
                                    此公告最后更新于：<span style="color: #6cc70b;">2025/09/30晚</span>
                                </p>
                            </ul>
                        </div>
                    </div>
                </div>
            </div>

            <!-- 公告页脚 - 响应式设计 -->
            <div class="modal-footer"
                 style="border-top: 1px solid rgba(255,255,255,0.2);
                        padding: 1rem 1.5rem; /* PC端 */
                        justify-content: space-between;
                        /* 移动端适配 */
                        @media (max-width: 768px) {
                            padding: 0.8rem;
                        }">
                <small style="color: #ffffff;
                            font-size: 0.9rem; /* PC端 */
                            /* 移动端适配 */
                            @media (max-width: 768px) {
                                font-size: 0.8rem;
                            }">
                    <i class="iconfont icon-pen"></i>
                    <i class="fas fa-info-circle mr-1"></i>芒种前夕 · 旅途第813天
                    · 2025/05/28
                </small>
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                               padding: 0.5rem 1.2rem; /* PC端 */
                               border: none;
                               font-size: 0.9rem;
                               /* 移动端适配 */
                               @media (max-width: 768px) {
                                   padding: 0.3rem 0.8rem;
                                   font-size: 0.85rem;
                               }">
                    <i class="fas fa-check mr-1" style="color: #ffffff;">心已阅</i>
                </button>
            </div>
        </div>
    </div>
</div>

<style>
  .notice-title {
    display: flex;
    align-items: center;
    white-space: nowrap;
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  .notice-title:before,
  .notice-title:after {
    content: "";
    flex: 1;
    height: 1px;
    background: #ddd; /* 横线颜色 */
    margin: 0 10px; /* 横线与文字的间距 */
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</style>


<style>
  /* 响应式模态框宽度 */
  @media (min-width: 992px) {
    #modalNotice .modal-dialog {
      max-width: 800px;
    }
  }

  @media (max-width: 991px) {
    #modalNotice .modal-dialog {
      margin: 0.5rem auto;
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</style>

<script>
  // 页面加载完成后执行
  document.addEventListener('DOMContentLoaded', function () {
    // 检查是否首次访问
    if (!localStorage.getItem('hasShownPopup')) {
      // 动态加载notice.ejs内容
      fetch('_partials/notice.ejs')  // 替换为实际路径
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